A male Thai traditional dancer slings an inanimate female dancer over his shoulder.

Gathering from circumstantial evidence, there seemed to be some type of holiday this day to honor a former king. The celebration took the form of stage performances punctuated by one of the longest renditions of the king's anthem I'd ever heard. Everyone in the vicinity stood for the entirety of the anthem which was performed during the middle of the show and lasted nearly 5 full minutes.